/*
 * Copyright (c) 2023 by Kang Wang. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.egolessness.destino.core.infrastructure.notify.publisher;

import org.egolessness.destino.core.fixedness.Starter;
import org.egolessness.destino.core.infrastructure.notify.event.Event;
import org.egolessness.destino.core.infrastructure.notify.subscriber.Subscriber;

/**
 * interface of notify publisher
 *
 * @author zsmjwk@outlook.com (wangkang)
 */
public interface Publisher extends Starter {

    void addSubscriber(Subscriber<? extends Event> subscriber);

    void removeSubscriber(Subscriber<? extends Event> subscriber);

    void publish(Event event);

    long remainingEventSize();

    void notifySubscriber(Subscriber<? extends Event> subscriber, Event event);

}
